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2026-08-03 - 21:43
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Mon Aug 03, 2026 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12087213053,7sleep30-21swapper/307:07:223
12171212762,7sleep00-21swapper/007:08:260
122902121112,6sleep20-21swapper/207:09:562
115102119102,12sleep10-21swapper/107:05:221
161482650,0sleep10-21swapper/110:16:381
123832630,0sleep10-21swapper/109:34:121
91012600,0sleep30-21swapper/311:54:133
324212580,0sleep00-21swapper/010:52:380
305252580,0sleep00-21swapper/011:05:200
214172580,0sleep10-21swapper/110:47:541
288972570,0sleep20-21swapper/209:25:392
307842560,0sleep20-21swapper/212:30:412
243642560,0sleep30-21swapper/311:45:203
245642550,0sleep10-21swapper/111:04:051
244842550,0sleep30-21swapper/309:10:193
188742550,0sleep10-21swapper/112:25:241
1246999330,32cyclictest0-21swapper/109:20:361
1247199291,27cyclictest0-21swapper/210:38:202
1246999280,27cyclictest0-21swapper/108:01:411
1246499280,26cyclictest12741-21ssh09:20:150
1247199270,26cyclictest0-21swapper/210:26:352
12469992723,3cyclictest0-21swapper/108:26:201
1246999270,26cyclictest0-21swapper/112:21:031
1246999270,26cyclictest0-21swapper/112:10:001
1246999270,26cyclictest0-21swapper/111:18:291
1246999270,26cyclictest0-21swapper/111:07:021
1246999270,26cyclictest0-21swapper/109:46:071
1246999270,26cyclictest0-21swapper/109:14:471
1246999270,26cyclictest0-21swapper/108:30:171
1358822622,3sleep30-21swapper/308:32:033
12469992623,2cyclictest0-21swapper/109:43:161
12469992622,3cyclictest0-21swapper/110:20:051
12469992622,3cyclictest0-21swapper/108:45:181
12469992622,3cyclictest0-21swapper/108:41:111
12469992617,8cyclictest0-21swapper/111:39:591
1246999260,25cyclictest0-21swapper/110:51:011
1246999260,25cyclictest0-21swapper/109:59:011
1246999260,25cyclictest0-21swapper/109:15:391
1246999260,25cyclictest0-21swapper/109:02:451
1246999260,25cyclictest0-21swapper/109:02:441
1246999260,25cyclictest0-21swapper/107:36:251
1246499261,24cyclictest41ktimersoftd/012:27:010
2509922522,2sleep30-21swapper/308:44:523
12471992518,7cyclictest0-21swapper/208:51:182
1247199250,24cyclictest0-21swapper/212:21:442
1247199250,1cyclictest11552-21ssh12:37:152
12469992523,1cyclictest0-21swapper/112:00:051
12469992523,1cyclictest0-21swapper/112:00:051
12469992517,7cyclictest0-21swapper/112:12:071
12469992517,7cyclictest0-21swapper/109:53:431
12469992517,7cyclictest0-21swapper/108:18:351
12469992517,7cyclictest0-21swapper/107:46:231
1246999250,24cyclictest0-21swapper/111:33:501
1246999250,24cyclictest0-21swapper/110:35:111
12464992512,12cyclictest0-21swapper/011:28:120
1246499250,24cyclictest0-21swapper/012:05:450
1246499250,23cyclictest10446-21turbostat.cron07:35:010
625722421,2sleep30-21swapper/307:57:433
1601722420,3sleep30-21swapper/307:36:053
1247199242,21cyclictest0-21swapper/209:13:442
1247199240,23cyclictest0-21swapper/212:04:082
1247199240,23cyclictest0-21swapper/212:04:072
1247199240,23cyclictest0-21swapper/209:16:232
1246999240,23cyclictest0-21swapper/110:31:091
1246999240,23cyclictest0-21swapper/110:07:281
1246999240,19cyclictest0-21swapper/107:27:401
1246499242,21cyclictest0-21swapper/010:55:220
12464992420,3cyclictest0-21swapper/009:48:480
1246499240,18cyclictest0-21swapper/007:55:210
800922319,3sleep30-21swapper/308:27:433
3064022320,2sleep30-21swapper/308:48:453
1247199238,13cyclictest0-21swapper/211:56:332
1247199232,20cyclictest0-21swapper/212:17:122
1247199232,20cyclictest0-21swapper/211:00:022
1247199232,20cyclictest0-21swapper/210:57:032
12471992321,2cyclictest0-21swapper/207:10:132
12471992319,3cyclictest0-21swapper/212:09:512
12471992317,5cyclictest0-21swapper/209:46:222
1247199231,21cyclictest0-21swapper/210:40:422
1247199230,22cyclictest0-21swapper/211:31:472
1247199230,22cyclictest0-21swapper/211:20:342
1247199230,22cyclictest0-21swapper/211:16:132
1247199230,22cyclictest0-21swapper/210:20:582
1247199230,22cyclictest0-21swapper/210:06:592
1247199230,22cyclictest0-21swapper/210:02:162
1247199230,17cyclictest0-21swapper/211:25:522
12469992316,6cyclictest0-21swapper/111:54:041
12469992314,8cyclictest0-21swapper/109:25:301
1246999230,22cyclictest0-21swapper/111:55:401
1246999230,22cyclictest0-21swapper/107:18:401
1246999230,17cyclictest0-21swapper/111:13:411
12464992319,2cyclictest755-21snmpd11:01:280
12464992316,6cyclictest0-21swapper/010:36:270
1246499231,20cyclictest0-21swapper/011:53:290
1246499231,16cyclictest0-21swapper/010:07:100
1246499230,22cyclictest0-21swapper/010:26:240
1246499230,22cyclictest0-21swapper/009:12:420
1246499230,17cyclictest0-21swapper/011:46:430
70122218,2sleep30-21swapper/307:53:343
249262220,0sleep00-21swapper/012:30:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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